What was found
MOP SEAL AT L2 DOOR HAS AREAS OF LIGHT CORROSION FS986.5 AND FS951. GROUNDED - YES. REMOVED AND REPLACED L2 MOP SILL IAW B737-900 SRM 51-40-02-0G-0 DUE TO 100% MAT LOSSW- 3 O- .080 R- 0 L-12 D- .080.
- Difficulty date
- June 21, 2021
- Submitted
- July 20, 2021
- Operation
- Air carrier
- Aircraft
- N305AS
- Make and model
- Boeing 737990
- Aircraft serial
- 30013
- Aircraft time
- 65,127 hours, 25,974 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Channel
- Part number
- 147A85407
- Condition
- Corroded
- Location
- Door Sill
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.